Analysis
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max time kernel
118s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
02/04/2024, 13:34
Static task
static1
Behavioral task
behavioral1
Sample
b9503635ef25a584476f71aa4a010b3978ee04e8a956e810b71b05bbef32bb07.exe
Resource
win7-20240221-en
General
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Target
b9503635ef25a584476f71aa4a010b3978ee04e8a956e810b71b05bbef32bb07.exe
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Size
7.0MB
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MD5
6b47add2cf208a988c57c8f00461de0b
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SHA1
cf9518f4bd3cf94ab7225423e4365f4a262a9c61
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SHA256
b9503635ef25a584476f71aa4a010b3978ee04e8a956e810b71b05bbef32bb07
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SHA512
e2f5eb2e82ab1951e0bfe0994219ed676a71ccb9804be7ebbea42d9ad9596922c16600a101caccbbfd161b98fcc2d7b3e9591afb66e1878627f6cee0918b6a35
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SSDEEP
196608:oA+bmZgkjTKD4C4+e4YcJE4AcnPmP99j+zE/k:oAEGZjTvC4EtAcPmPJ/
Malware Config
Extracted
xworm
210.246.215.82:7000
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Install_directory
%ProgramData%
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install_file
WindowsNT.exe
Signatures
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Detect Xworm Payload 2 IoCs
resource yara_rule behavioral1/files/0x0008000000012240-5.dat family_xworm behavioral1/memory/3008-7-0x00000000003B0000-0x00000000003CC000-memory.dmp family_xworm -
Drops file in Drivers directory 1 IoCs
description ioc Process File opened for modification C:\Windows\system32\drivers\etc\hosts xSpoofer-new.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion xSpoofer-new.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion xSpoofer-new.exe -
Executes dropped EXE 19 IoCs
pid Process 3008 XClient.exe 2576 xSpoofer-new.exe 2340 xSpoofer-new.exe 2844 xSpoofer-new.exe 2416 xSpoofer-new.exe 1000 xSpoofer-new.exe 1960 xSpoofer-new.exe 776 xSpoofer-new.exe 2276 xSpoofer-new.exe 1452 xSpoofer-new.exe 2220 xSpoofer-new.exe 412 xSpoofer-new.exe 1996 xSpoofer-new.exe 2812 xSpoofer-new.exe 2132 xSpoofer-new.exe 1572 xSpoofer-new.exe 2548 xSpoofer-new.exe 2400 xSpoofer-new.exe 2404 xSpoofer-new.exe -
Loads dropped DLL 1 IoCs
pid Process 2244 b9503635ef25a584476f71aa4a010b3978ee04e8a956e810b71b05bbef32bb07.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 4 ip-api.com -
Suspicious use of SetThreadContext 15 IoCs
description pid Process procid_target PID 2576 set thread context of 2340 2576 xSpoofer-new.exe 31 PID 2576 set thread context of 2844 2576 xSpoofer-new.exe 33 PID 2576 set thread context of 2416 2576 xSpoofer-new.exe 35 PID 2576 set thread context of 1000 2576 xSpoofer-new.exe 37 PID 2576 set thread context of 1960 2576 xSpoofer-new.exe 39 PID 2576 set thread context of 776 2576 xSpoofer-new.exe 41 PID 2576 set thread context of 2276 2576 xSpoofer-new.exe 43 PID 2576 set thread context of 1452 2576 xSpoofer-new.exe 46 PID 2576 set thread context of 2220 2576 xSpoofer-new.exe 48 PID 2576 set thread context of 412 2576 xSpoofer-new.exe 50 PID 2576 set thread context of 1996 2576 xSpoofer-new.exe 52 PID 2576 set thread context of 2812 2576 xSpoofer-new.exe 54 PID 2576 set thread context of 2132 2576 xSpoofer-new.exe 56 PID 2576 set thread context of 1572 2576 xSpoofer-new.exe 58 PID 2576 set thread context of 2548 2576 xSpoofer-new.exe 60 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3008 XClient.exe Token: SeDebugPrivilege 2576 xSpoofer-new.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2244 wrote to memory of 3008 2244 b9503635ef25a584476f71aa4a010b3978ee04e8a956e810b71b05bbef32bb07.exe 28 PID 2244 wrote to memory of 3008 2244 b9503635ef25a584476f71aa4a010b3978ee04e8a956e810b71b05bbef32bb07.exe 28 PID 2244 wrote to memory of 3008 2244 b9503635ef25a584476f71aa4a010b3978ee04e8a956e810b71b05bbef32bb07.exe 28 PID 2244 wrote to memory of 2576 2244 b9503635ef25a584476f71aa4a010b3978ee04e8a956e810b71b05bbef32bb07.exe 29 PID 2244 wrote to memory of 2576 2244 b9503635ef25a584476f71aa4a010b3978ee04e8a956e810b71b05bbef32bb07.exe 29 PID 2244 wrote to memory of 2576 2244 b9503635ef25a584476f71aa4a010b3978ee04e8a956e810b71b05bbef32bb07.exe 29 PID 2576 wrote to memory of 2340 2576 xSpoofer-new.exe 31 PID 2576 wrote to memory of 2340 2576 xSpoofer-new.exe 31 PID 2576 wrote to memory of 2340 2576 xSpoofer-new.exe 31 PID 2576 wrote to memory of 2340 2576 xSpoofer-new.exe 31 PID 2576 wrote to memory of 2340 2576 xSpoofer-new.exe 31 PID 2576 wrote to memory of 2340 2576 xSpoofer-new.exe 31 PID 2576 wrote to memory of 2340 2576 xSpoofer-new.exe 31 PID 2576 wrote to memory of 2340 2576 xSpoofer-new.exe 31 PID 2576 wrote to memory of 2340 2576 xSpoofer-new.exe 31 PID 2576 wrote to memory of 2340 2576 xSpoofer-new.exe 31 PID 2576 wrote to memory of 2340 2576 xSpoofer-new.exe 31 PID 2576 wrote to memory of 2844 2576 xSpoofer-new.exe 33 PID 2576 wrote to memory of 2844 2576 xSpoofer-new.exe 33 PID 2576 wrote to memory of 2844 2576 xSpoofer-new.exe 33 PID 2576 wrote to memory of 2844 2576 xSpoofer-new.exe 33 PID 2576 wrote to memory of 2844 2576 xSpoofer-new.exe 33 PID 2576 wrote to memory of 2844 2576 xSpoofer-new.exe 33 PID 2576 wrote to memory of 2844 2576 xSpoofer-new.exe 33 PID 2576 wrote to memory of 2844 2576 xSpoofer-new.exe 33 PID 2576 wrote to memory of 2844 2576 xSpoofer-new.exe 33 PID 2576 wrote to memory of 2844 2576 xSpoofer-new.exe 33 PID 2576 wrote to memory of 2844 2576 xSpoofer-new.exe 33 PID 2576 wrote to memory of 2416 2576 xSpoofer-new.exe 35 PID 2576 wrote to memory of 2416 2576 xSpoofer-new.exe 35 PID 2576 wrote to memory of 2416 2576 xSpoofer-new.exe 35 PID 2576 wrote to memory of 2416 2576 xSpoofer-new.exe 35 PID 2576 wrote to memory of 2416 2576 xSpoofer-new.exe 35 PID 2576 wrote to memory of 2416 2576 xSpoofer-new.exe 35 PID 2576 wrote to memory of 2416 2576 xSpoofer-new.exe 35 PID 2576 wrote to memory of 2416 2576 xSpoofer-new.exe 35 PID 2576 wrote to memory of 2416 2576 xSpoofer-new.exe 35 PID 2576 wrote to memory of 2416 2576 xSpoofer-new.exe 35 PID 2576 wrote to memory of 2416 2576 xSpoofer-new.exe 35 PID 2576 wrote to memory of 1000 2576 xSpoofer-new.exe 37 PID 2576 wrote to memory of 1000 2576 xSpoofer-new.exe 37 PID 2576 wrote to memory of 1000 2576 xSpoofer-new.exe 37 PID 2576 wrote to memory of 1000 2576 xSpoofer-new.exe 37 PID 2576 wrote to memory of 1000 2576 xSpoofer-new.exe 37 PID 2576 wrote to memory of 1000 2576 xSpoofer-new.exe 37 PID 2576 wrote to memory of 1000 2576 xSpoofer-new.exe 37 PID 2576 wrote to memory of 1000 2576 xSpoofer-new.exe 37 PID 2576 wrote to memory of 1000 2576 xSpoofer-new.exe 37 PID 2576 wrote to memory of 1000 2576 xSpoofer-new.exe 37 PID 2576 wrote to memory of 1000 2576 xSpoofer-new.exe 37 PID 2576 wrote to memory of 1960 2576 xSpoofer-new.exe 39 PID 2576 wrote to memory of 1960 2576 xSpoofer-new.exe 39 PID 2576 wrote to memory of 1960 2576 xSpoofer-new.exe 39 PID 2576 wrote to memory of 1960 2576 xSpoofer-new.exe 39 PID 2576 wrote to memory of 1960 2576 xSpoofer-new.exe 39 PID 2576 wrote to memory of 1960 2576 xSpoofer-new.exe 39 PID 2576 wrote to memory of 1960 2576 xSpoofer-new.exe 39 PID 2576 wrote to memory of 1960 2576 xSpoofer-new.exe 39 PID 2576 wrote to memory of 1960 2576 xSpoofer-new.exe 39 PID 2576 wrote to memory of 1960 2576 xSpoofer-new.exe 39 PID 2576 wrote to memory of 1960 2576 xSpoofer-new.exe 39 PID 2576 wrote to memory of 776 2576 xSpoofer-new.exe 41 PID 2576 wrote to memory of 776 2576 xSpoofer-new.exe 41 PID 2576 wrote to memory of 776 2576 xSpoofer-new.exe 41 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\b9503635ef25a584476f71aa4a010b3978ee04e8a956e810b71b05bbef32bb07.exe"C:\Users\Admin\AppData\Local\Temp\b9503635ef25a584476f71aa4a010b3978ee04e8a956e810b71b05bbef32bb07.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2244 -
C:\Users\Admin\AppData\Roaming\XClient.exe"C:\Users\Admin\AppData\Roaming\XClient.exe"2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3008
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C:\Users\Admin\AppData\Roaming\xSpoofer-new.exe"C:\Users\Admin\AppData\Roaming\xSpoofer-new.exe"2⤵
- Drops file in Drivers directory
- Checks BIOS information in registry
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2576 -
C:\Users\Admin\AppData\Roaming\xSpoofer-new.exeC:\Users\Admin\AppData\Roaming\xSpoofer-new.exe stop XblAuthManager3⤵
- Executes dropped EXE
PID:2340
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C:\Users\Admin\AppData\Roaming\xSpoofer-new.exeC:\Users\Admin\AppData\Roaming\xSpoofer-new.exe stop XblGameSave3⤵
- Executes dropped EXE
PID:2844
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C:\Users\Admin\AppData\Roaming\xSpoofer-new.exeC:\Users\Admin\AppData\Roaming\xSpoofer-new.exe stop XboxGipSvc3⤵
- Executes dropped EXE
PID:2416
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C:\Users\Admin\AppData\Roaming\xSpoofer-new.exeC:\Users\Admin\AppData\Roaming\xSpoofer-new.exe stop XboxNetApiSvc3⤵
- Executes dropped EXE
PID:1000
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C:\Users\Admin\AppData\Roaming\xSpoofer-new.exeC:\Users\Admin\AppData\Roaming\xSpoofer-new.exe stop xboxgip3⤵
- Executes dropped EXE
PID:1960
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C:\Users\Admin\AppData\Roaming\xSpoofer-new.exeC:\Users\Admin\AppData\Roaming\xSpoofer-new.exe delete XblAuthManager3⤵
- Executes dropped EXE
PID:776
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C:\Users\Admin\AppData\Roaming\xSpoofer-new.exeC:\Users\Admin\AppData\Roaming\xSpoofer-new.exe delete XblGameSave3⤵
- Executes dropped EXE
PID:2276
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C:\Users\Admin\AppData\Roaming\xSpoofer-new.exeC:\Users\Admin\AppData\Roaming\xSpoofer-new.exe delete XboxNetApiSvc3⤵
- Executes dropped EXE
PID:1452
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C:\Users\Admin\AppData\Roaming\xSpoofer-new.exeC:\Users\Admin\AppData\Roaming\xSpoofer-new.exe delete XboxGipSvc3⤵
- Executes dropped EXE
PID:2220
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C:\Users\Admin\AppData\Roaming\xSpoofer-new.exeC:\Users\Admin\AppData\Roaming\xSpoofer-new.exe delete xboxgip3⤵
- Executes dropped EXE
PID:412
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C:\Users\Admin\AppData\Roaming\xSpoofer-new.exeC:\Users\Admin\AppData\Roaming\xSpoofer-new.exe stop vgk3⤵
- Executes dropped EXE
PID:1996
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C:\Users\Admin\AppData\Roaming\xSpoofer-new.exeC:\Users\Admin\AppData\Roaming\xSpoofer-new.exe delete "HKLM\SYSTEM\CurrentControlSet\Services\xbgm" /f3⤵
- Executes dropped EXE
PID:2812
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C:\Users\Admin\AppData\Roaming\xSpoofer-new.exeC:\Users\Admin\AppData\Roaming\xSpoofer-new.exe add "HKLM\SOFTWARE\Policies\Microsoft\Windows\GameDVR" /v AllowGameDVR /t REG_DWORD /d 0 /f3⤵
- Executes dropped EXE
PID:2132
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C:\Users\Admin\AppData\Roaming\xSpoofer-new.exeC:\Users\Admin\AppData\Roaming\xSpoofer-new.exe /Change /TN "Microsoft\XblGameSave\XblGameSaveTask" /disable3⤵
- Executes dropped EXE
PID:1572
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C:\Users\Admin\AppData\Roaming\xSpoofer-new.exeC:\Users\Admin\AppData\Roaming\xSpoofer-new.exe /Change /TN "Microsoft\XblGameSave\XblGameSaveTaskLogon" /disableL3⤵
- Executes dropped EXE
PID:2548
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C:\Users\Admin\AppData\Roaming\xSpoofer-new.exeC:\Users\Admin\AppData\Roaming\xSpoofer-new.exe -Command "& {Get-AppxPackage -allusers *xbox* | Remove-AppxPackage}"3⤵
- Executes dropped EXE
PID:2400
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C:\Users\Admin\AppData\Roaming\xSpoofer-new.exeC:\Users\Admin\AppData\Roaming\xSpoofer-new.exe3⤵
- Executes dropped EXE
PID:2404
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
87KB
MD5626eb43e3611e3217f8602f7b8206889
SHA1358935565a0a495a62559b204b7b41cbc365d8d9
SHA2563c468ad439464cebe619052e06cf797b296ab0d9bcf88d475fb5c9b42b489573
SHA512f4bf30eeadb557501362de71d4b6d58ab498d98e52b453f6e20309da36fe288d098dab9bb08cfcecf12787536ff20f0e649401ab6b0ff75e6671a4f3ebc4cd29
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Filesize
6.8MB
MD5233320478ce264f9e08d249244dc4fdb
SHA1af46758a7c39b4edf4b5b0819f732abb5ad19e17
SHA256edb57df920f62e6f1241695f8a46e420f104455a54fe91431db545834fd8d5ba
SHA512b1c06e96cbabd58f8489a18c8c270718cea634a9bbd4fd67786cd5d31cfa475d4f97e2389f1ce2b5ddf10db9687b5cb5361e878d29427f9670f59343468d5967